China, is the world's biggest emitter of green house gases, yet also the world leader in renewable energy. Dr Eric Martinot is an internationally recognised scholar, writer and teacher on the subject of renewable energy. He says the way China is revolutionising its energy sector deserves respect from the international community. Dr Eric Martinot is professor of management and economics at the Beijing Institute of Technology. He serves as senior fellow with the China National Renewable Energy Center, the California Public Utilities Commission, and the Institute for Sustainable Energy Policies in Japan, and as teaching fellow with Victoria University of Wellington. He was formerly a senior energy specialist with the World Bank. The United Nations Climate Change Conference, or COP21 will be held in Paris from November 30th to December 11th this year.